1. FC Köln is interested in signing Aaron Zehnter from SC Paderborn. The transfer fee would be between 3.5 and 5 million euros. Aaron Zehnter has attracted interest from other clubs, including Werder Bremen. The potential appointment of Lukas Kwasniok at 1. FC Köln, who has previously worked with Zehnter at Paderborn, could be an advantage for the club.